Gateway data logger



FIG. 1 is a perspective view of a gateway data logger showing the new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left -side elevation view thereof;

FIG. 5 is a right -side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Any broken lines in the drawings depict portions of the gateway data logger that form no part of the claimed design. 

CLAIM The ornamental design for a gateway data logger, as shown and described herein. 